Question

(a+b+c)²-(a-b-c)² simplify​

Answer 1

Answer:

4ac

Step-by-step explanation:

(a+b+c)²-(a-b-c)²

a² + b² + c² - 2ab + 2bc + 2ac -    (a² + b² + c² - 2ab + 2bc - 2ca)

a² + b² + c² - 2ab + 2bc + 2ac -a² - b² - c² + 2ab - 2bc + 2ca

4ac

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